书面表达。

作为一名中学生，在日常生活中应该怎样做才能保护我们的环境呢?请根据下面的提示以 How to protect our environment为主题，写一篇70词左右的短文。

1. 禁止乱扔垃圾。

2. 尽量以步代车或骑自行车。

3. 节约用水、电。节省文具用品，杜绝浪费。

4. 应该尽量使用可再利用杯、饭盒，这样就可以大大减少垃圾的产生。

5. 要爱护花草树木，并且积极参加绿化植树活动。

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句型转换 (共10分，每空1分)

1.Is this your book?(改为复数形式)

_______ _______ your books?

2.She parks her bike in front of the supermarket. (变为否定句)

She ______ ______ her bike in front of the supermarket.

3.The students put their things in their lockers.(对划线部分提问)

_______  _______ the students put their things?

4.You can’t listen to music in the library.(变为否定祈使句)

______ ______ to music in the library.

5.The boy on the blue bike is my cousin. (对划线部分提问)

_________ _________ is your cousin?

句型转换 (共10分，每空1分)
【小题1】Is this your book?(改为复数形式)
_______ _______ your books?
【小题2】She parks her bike in front of the supermarket. (变为否定句)
She ______ ______ her bike in front of the supermarket.
【小题3】The students put their things in their lockers.(对划线部分提问)
_______  _______ the students put their things?
【小题4】You can’t listen to music in the library.(变为否定祈使句)
______ ______ to music in the library.
【小题5】The boy on the blue bike is my cousin. (对划线部分提问)
_________ _________ is your cousin?